Luke played for Wales at Under 19 and 21 levels and graduated through the Newport youth system and made his international debut against South Africa as a replacement at the Millennium Stadium in November 2004.

He had to wait until 2009 to play a part in the RBS 6 Nations match, starting against Scotland and he went onto feature in all seven of Wales’ games in the Rugby World Cup in 2011.

The second-row was part of the Grand Slam winning Wales side that took the RBS 6 Nations title in 2012.